IS42S32400B-7BI ISSI, Integrated Silicon Solution Inc, IS42S32400B-7BI Datasheet - Page 39

• Manufacturer Part Number: IS42S32400B-7BI
• Description: IC SDRAM 128MBIT 143MHZ 90FBGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S32400B-7BI

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 128M (4Mx32)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 90-FBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS42S32400B
WRITE to READ
WP1 - WRITE to PRECHARGE
Integrated Silicon Solution, Inc. — www.issi.com —
PRELIMINARY INFORMATION Rev. 00J
03/03/09
COMMAND
ADDRESS
DQM
CLK
DQ
COMMAND
ADDRESS
CLK
BANK a,
WRITE
DQ
D
T0
COL n
IN
n
WRITE
D
BANK,
COL n
IN
T0
n
D
T1
IN
NOP
n+1
t
DPL
D
NOP
IN
T1
n+1
D
T2
NOP
IN
n+2
READ
BANK,
COL b
1-800-379-4774
T2
PRECHARGE
(a or all)
T3
BANK
CAS Latency - 2
NOP
T3
T4
NOP
t
RP
D
NOP
OUT
T4
b
ACTIVE
BANK a,
T5
ROW
DON'T CARE
D
NOP
OUT
T5
b+1
DON'T CARE
T6
NOP
39